<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>按钮</title>
    <link rel="stylesheet" href="../../lib/bootstrap/css/bootstrap.css">
</head>
<body>
<div class="container">
    <!--primary success danger warning info-->
    <button class="btn btn-primary">btn-primary</button>
    <button class="btn btn-success">btn-success</button>
    <button class="btn btn-danger">btn-danger</button>
    <button class="btn btn-warning">btn-warning</button>
    <button class="btn btn-info">btn-info</button>

    <input type="button" class="btn btn-success" value="提交"/>
    <a href="#" class="btn btn-danger">link</a>
</div>
</body>
</html>